Create a product table in this format:
P = [ 1 2 3 4 5;
2 4 6 8 10;
3 6 9 12 15;
4 8 12 16 20]
7052 Solvers
Return the first and last character of a string
1226 Solvers
314 Solvers
The sum of the numbers in the vector
312 Solvers
331 Solvers